-- nvim-cmp setup
local cmp = require 'cmp'

local luasnip = require 'luasnip'

cmp.setup {
  snippet = {
    expand = function(args)
      luasnip.lsp_expand(args.body)
      -- luasnip.filetype_extend("ruby", { "rails" })
    end,
  },
  formatting = {
      format = function(entry, vim_item)
         -- local icons = require "plugins.configs.lspkind_icons"
         -- vim_item.kind = string.format("%s %s", icons[vim_item.kind], vim_item.kind)
         vim_item.menu = ({
           nvim_lsp = '[LSP]',
           nvim_lua = '[Lua]',
           buffer = '[BUF]'
         })[entry.source.name]

         return vim_item
      end,
   },
   mapping = {
      ["<C-p>"] = cmp.mapping.select_prev_item(),
      ["<C-n>"] = cmp.mapping.select_next_item(),
      ["<C-d>"] = cmp.mapping.scroll_docs(-4),
      ["<C-f>"] = cmp.mapping.scroll_docs(4),
      ["<C-Space>"] = cmp.mapping.complete(),
      ["<C-e>"] = cmp.mapping.close(),
      ["<CR>"] = cmp.mapping.confirm {
         behavior = cmp.ConfirmBehavior.Insert,
         select = true,
      },
      ["<Tab>"] = cmp.mapping(function(fallback)
         if cmp.visible() then
            cmp.select_next_item()
         elseif luasnip.expand_or_jumpable() then
            vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<Plug>luasnip-expand-or-jump", true, true, true), "")
         else
            fallback()
         end
      end, {
         "i",
         "s",
      }),
      ["<S-Tab>"] = cmp.mapping(function(fallback)
         if cmp.visible() then
            cmp.select_prev_item()
         elseif luasnip.jumpable(-1) then
            vim.fn.feedkeys(vim.api.nvim_replace_termcodes("<Plug>luasnip-jump-prev", true, true, true), "")
         else
            fallback()
         end
      end, {
         "i",
         "s",
      }),
   },
  sources = {
    { name = 'nvim_lsp' },
    { name = 'luasnip' },
    { name = 'snippy' },
    { name = "buffer" },
    { name = "nvim_lua" },
    { name = "path" }
  },
}
